0.6.x/js/02_dom/06_XNodeCSS.js

   1
   2
   3 /*
   4  * style 値の変更は、enterFrame 後にまとめて適用
   5  * width(), height(), x(), y() 1em の取得時にも適用
   6  * css3 の ie用 fix は X.UI レベルで行う
   7  *
   8  * use X.Dom.Event
   9  */
  10
  11 /* font-size -> fontSize */
  12 function X_Node_CSS_camelize( cssProp ){
  13         var parts, l, i, parts0, camelized;
  14
  15         if( camelized = X_Node_CSS__DICTIONARY_CAMELIZE[ cssProp ] ) return camelized;
  16         parts  = cssProp.split( ' ' ).join( '' ).split( '-' );
  17         parts0 = parts[ 0 ];
  18         l      = parts.length;
  19         if( l === 1 ) return parts0;
  20
  21         camelized = cssProp.charAt(0) === '-'
  22           ? parts0.charAt( 0 ).toUpperCase() + parts0.substring( 1 )
  23           : parts0;
  24
  25         for( i = 1; i < l; ++i ){
  26                 camelized += parts[ i ].charAt( 0 ).toUpperCase() + parts[ i ].substring( 1 );
  27         };
  28         return X_Node_CSS__DICTIONARY_CAMELIZE[ cssProp ] = camelized;
  29 };
  30
  31 // TODO use X_HTMLParser_CHARS
  32 /* fontSize -> font-size */
  33 function X_Node_CSS_uncamelize( str ){
  34         var A = X_Node_CSS_CHAR_CODE_A,
  35                 Z = A + 25,
  36                 uncamelized, l, chr, code, i;
  37         str = str.split( ' ' ).join( '' );
  38         if( uncamelized = X_Node_CSS__DICTIONARY_UNCAMELIZE[ str ] ) return uncamelized;
  39         uncamelized = '';
  40         for( i = 0, l = str.length; i < l; ++i ){
  41                 chr = str.charAt( i );
  42                 code = chr.charCodeAt( 0 );
  43                 uncamelized += ( A <= code && code <= Z ) ? '-' + chr : chr;
  44         };
  45         return X_Node_CSS__DICTIONARY_UNCAMELIZE[ str ] = uncamelized.toLowerCase();
  46 };
  47
  48 var
  49
  50         X_Node_CSS_getComputedStyle       = window.getComputedStyle || document.defaultView && document.defaultView.getComputedStyle,
  51
  52                 /* font-size -> fontSize */
  53         X_Node_CSS__DICTIONARY_CAMELIZE   = {},
  54
  55                 /* fontSize -> font-size */
  56         X_Node_CSS_CHAR_CODE_A            = 'A'.charCodeAt( 0 ),
  57
  58         X_Node_CSS__DICTIONARY_UNCAMELIZE = {},
  59
  60 /*
  61  * CSS における display, position, float プロパティの相互関係
  62  * http://d.hatena.ne.jp/elm200/20080201/1201874740
  63  *
  64  * CSS21:9.7 Relationships between ’display’, ’position’, and ’float’
  65  * http://www.w3.org/TR/CSS21/visuren.html#dis-pos-flo
  66  *
  67  *   display:none? -yes-> 非表示
  68  *    ↓
  69  *   position:absolute? -yes-> float:none,display:block;
  70  *    ↓
  71  *   float:none? -no-> display:block;
  72  *    ↓
  73  *   display:そのまま
  74  *
  75  *
  76 display         position                        float
  77 block           static|relative         none
  78 block           static|relative         right|left
  79 block           absolute                        none
  80 inline          static|relative         none
  81
  82 _DISPLAY_NONE
  83 _ABSOLUTE_BOX
  84 _FLOAT_BOX
  85 _GRNERAL
  86  */
  87         X_Node_CSS_VENDER_PREFIX          = {},
  88
  89         X_Node_CSS__CLIP_SEPARATOR        = X_UA[ 'IE' ] < 8 ? ' ' : ',',
  90
  91         X_Node_CSS__UNIT_RATIO            = {},
  92         X_Node_CSS__FONT_SIZE_RATIO       = {},
  93
  94         //  https://developer.mozilla.org/en-US/docs/Web/CSS/transform
  95         //  Firefox 3.5, ie9, Opera 10.5, Safari 3.1, Chrome
  96         //  3D support Firefox 10, ie10, Safari 4.0, Chrome 12.0
  97         // transform : void 0,
  98
  99         //  https://developer.mozilla.org/ja/docs/Web/Guide/CSS/Using_CSS_transitions
 100         //  Chrome 1.0, Firefox 4.0, ie10, Opera 10.5, Safari 3.2
 101         //  Android 2.1, Firefox Android 4.0, Opera Mobile 10, Safari Mobile 3.2
 102         // transition : void 0
 103
 104         // ブラウザ毎の getComputedStyle の戻り値 http://d.hatena.ne.jp/uupaa/20080928/1222543331
 105
 106         X_Node_CSS_COLOR = {
 107                 'BLACK'         : 0x0,
 108                 'RED'           : 0xFF0000,
 109                 'LIME'          : 0x00FF00,
 110                 'BLUE'          : 0x0000FF,
 111                 'YELLOW'        : 0xFFFF00,
 112                 'AQUA'          : 0x00FFFF,
 113                 'CYAN'          : 0x00FFFF,
 114                 'MAGENTA'       : 0xFF00FF,
 115                 'FUCHSIA'       : 0xFF00FF,
 116                 'WHITE'         : 0xFFFFFF,
 117                 'GREEN'         : 0x008000,
 118                 'PURPLE'        : 0x800080,
 119                 'MAROON'        : 0x800000,
 120                 'NAVY'          : 0x000080,
 121                 'OLIVE'         : 0x808000,
 122                 'TEAL'          : 0x008080,
 123                 'GRAY'          : 0x808080,
 124                 'SILVER'        : 0xC0C0C0,
 125                 'DIMGRAY'       : 0x696969,
 126                 'SLATEGRAY'     : 0x708090,
 127                 'DARKGRAY'      : 0xA9A9A9,
 128                 'GAINSBORO'     : 0xDCDCDC,
 129                 'MIDNIGHTBLUE'  : 0x191970,
 130                 'SLATEBLUE'     : 0x6A5ACD,
 131                 'MEDIUMBLUE'    : 0x0000CD,
 132                 'ROYALBLUE'     : 0x4169E1,
 133                 'DODGERBLUE'    : 0x1E90FF,
 134                 'SKYBLUE'       : 0x87CEEB,
 135                 'STEELBLUE'     : 0x4682B4,
 136                 'LIGHTBLUE'     : 0xADD8E6,
 137                 'PALETURQUOISE' : 0xAFEEEE,
 138                 'TURQUOISE'     : 0x40E0D0,
 139                 'LIGHTCYAN'     : 0xE0FFFF,
 140                 'AQUAMARINE'    : 0x7FFFD4,
 141                 'DARKGREEN'     : 0x006400,
 142                 'SEAGREEN'      : 0x2E8B57,
 143                 'LIGHTGREEN'    : 0x90EE90,
 144                 'CHARTREUSE'    : 0x7FFF00,
 145                 'GREENYELLOW'   : 0xADFF2F,
 146                 'LIMEGREEN'     : 0x32CD32,
 147                 'YELLOWGREEN'   : 0x9ACD32,
 148                 'OLIVEDRAB'     : 0x6B8E23,
 149                 'DARKKHAKI'     : 0xBCB76B,
 150                 'PALEGOLDENROD' : 0xEEE8AA,
 151                 'LIGHTYELLOW'   : 0xFFFFE0,
 152                 'GOLD'          : 0xFFD700,
 153                 'GOLDENROD'     : 0xDAA520,
 154                 'DARKGOLDENROD' : 0xB8860B,
 155                 'ROSYBROWN'     : 0xBC8F8F,
 156                 'INDIANRED'     : 0xCD5C5C,
 157                 'SADDLEBROWN'   : 0x8B4513,
 158                 'SIENNA'        : 0xA0522D,
 159                 'PERU'          : 0xCD853F,
 160                 'BURLYWOOD'     : 0xDEB887,
 161                 'BEIGE'         : 0xF5F5DC,
 162                 'WHEAT'         : 0xF5DEB3,
 163                 'SANDYBROWN'    : 0xF4A460,
 164                 'TAN'           : 0xD2B48C,
 165                 'CHOCOLATE'     : 0xD2691E,
 166                 'FIREBRICK'     : 0xB22222,
 167                 'BROWN'         : 0xA52A2A,
 168                 'SALMON'        : 0xFA8072,
 169                 'ORANGE'        : 0xFFA500,
 170                 'CORAL'         : 0xFF7F50,
 171                 'TOMATO'        : 0xFF6347,
 172                 'HOTPINK'       : 0xFF69B4,
 173                 'PINK'          : 0xFFC0CB,
 174                 'DEEPPINK'      : 0xFF1493,
 175                 'PALEVIOLETRED' : 0xDB7093,
 176                 'VIOLET'        : 0xEE82EE,
 177                 'PLUM'          : 0xDDA0DD,
 178                 'ORCHILD'       : 0xDA70D6,
 179                 'DARKVIOLET'    : 0x9400D3,
 180                 'BLUEVIOLET'    : 0x8A2BE2,
 181                 'MEDIUMPURPLE'  : 0x9370DB,
 182                 'THISTLE'       : 0xD8BFD8,
 183                 'LAVENDER'      : 0xE6E6FA,
 184                 'MISTYROSE'     : 0xFFE4E1,
 185                 'IVORY'         : 0xFFFFF0,
 186                 'LEMONCHIFFON'  : 0xFFFACD
 187         };
 188
 189 function X_Node_CSS_parseColor( x ){
 190         var rgb, r, g, b;
 191
 192         if( X_Type_isNumber( x ) ){
 193                 return ( 0x0 <= x && x <= 0xFFFFFF ) ? x : undefined;
 194         } else
 195         if( !X_Type_isString( x ) ) return;
 196
 197         if( X_Type_isNumber( rgb = X_Node_CSS_COLOR[ x.toUpperCase() ] ) && 0x0 <= rgb && rgb <= 0xFFFFFF ){
 198                 return rgb;
 199         } else
 200         if( x.charAt( 0 ) === '#' ){
 201                 switch( x.length ){
 202                         case 7 :
 203                                 r = parseInt( x.substr( 1, 2 ), 16 );
 204                                 g = parseInt( x.substr( 3, 2 ), 16 );
 205                                 b = parseInt( x.substr( 5, 2 ), 16 );
 206                                 break;
 207                         case 4 :
 208                                 r = parseInt( x.charAt( 1 ) + x.charAt( 1 ), 16 );
 209                                 g = parseInt( x.charAt( 2 ) + x.charAt( 2 ), 16 );
 210                                 b = parseInt( x.charAt( 3 ) + x.charAt( 3 ), 16 );
 211                                 break;
 212                         case 2 :
 213                                 r = g = b = parseInt( x.charAt( 1 ) + x.charAt( 1 ), 16 );
 214                                 break;
 215                         default :
 216                                 return;
 217                 };
 218         } else
 219         if( x.indexOf( 'rgb(' ) === 0 ){
 220                 rgb = x.substr( 4 ).split( ',' );
 221                 r = parseFloat( rgb[ 0 ] );
 222                 g = parseFloat( rgb[ 1 ] );
 223                 b = parseFloat( rgb[ 2 ] );
 224                 if( x.indexOf( '%' ) !== -1 ){
 225                         r *= 2.55;
 226                         g *= 2.55;
 227                         b *= 2.55;
 228                 };
 229         } else
 230         if( x.indexOf( 'rgba(' ) === 0 ){
 231                 rgb = x.substr( 5 ).split( ',' );
 232                 r = parseFloat( rgb[ 0 ] );
 233                 g = parseFloat( rgb[ 1 ] );
 234                 b = parseFloat( rgb[ 2 ] );
 235                 //a = parseFloat( rgb[ 3 ] );
 236                 if( x.indexOf( '%' ) !== -1 ){
 237                         r *= 2.55;
 238                         g *= 2.55;
 239                         b *= 2.55;
 240                 };
 241         } else {
 242                 return undefined;
 243         };
 244         return isFinite( r + b + g ) ? ( r << 16 ) + ( g << 8 ) + b : undefined;
 245 };
 246
 247 function X_Node_CSS_objToCssText( that, skipFilter ){
 248         var obj   = that[ '_css' ],
 249                 plain = X_EMPTY_OBJECT,
 250                 css   = [],
 251                 n     = -1,
 252                 p, v, specialFix, filterFix;
 253
 254         that[ '_flags' ] &= ~X_Node_State.OLD_CSSTEXT;
 255
 256         if( !obj ){ // Opera7.5 未満?
 257                 delete that[ '_cssText' ];
 258                 return '';
 259         };
 260
 261         for( p in obj ){
 262                 // object の拡張に備えて plain なオブジェクトを用意し、そのメンバーと一致するものは処理の対象外。
 263                 if( plain[ p ] ) continue;
 264
 265                 v = obj[ p ];
 266
 267                 p = X_Node_CSS_uncamelize( X_Node_CSS_VENDER_PREFIX[ p ] || p );
 268
 269                 if( specialFix = X_Node_CSS_SPECIAL_FIX_PROP[ p ] ){
 270                         css[ ++n ] = p + ':' + specialFix( v );
 271                 } else
 272                 if( X_Node_CSS_FILTER_FIX_PROPS && X_Node_CSS_FILTER_FIX_PROPS[ p ] ){
 273                         ( filterFix || ( filterFix = {} ) )[ p ] = v;
 274                 } else {
 275                         css[ ++n ] = p + ':' + v;
 276                 };
 277         };
 278
 279         if( filterFix ){
 280                 v = X_Node_CSS_objToIEFilterText( that, filterFix );
 281                 if( v ) css[ ++n ] = 'filter:' + v;
 282                 skipFilter = skipFilter && v;
 283         } else {
 284                 skipFilter = false;
 285         };
 286
 287         if( 0 <= n ){
 288                 // cssText には完全なものを控えるが、戻すのは filter を抜いたもの
 289                 that[ '_cssText' ] = css.join( ';' );
 290                 if( skipFilter ){
 291                         --css.length;
 292                         return css.join( ';' );
 293                 };
 294                 return that[ '_cssText' ];
 295         };
 296         delete that[ '_cssText' ];
 297         return '';
 298 };
 299
 300 var
 301 X_Node_CSS_FILTER_FIX_PROPS =
 302         X_UA[ 'ActiveX' ] && X_UA[ 'IE' ] < 9 && !X_UA[ 'MacIE' ] ?
 303                 {
 304                         'opacity'    : 2,
 305                         'boxShadow'  : 3,
 306                         'textShadow' : 4,
 307                         'transform'  : 5
 308                 } :
 309         X_UA[ 'ActiveX' ] && X_UA[ 'IE9' ] ? // == 9
 310                 {
 311                         'textShadow' : 4
 312                 } :
 313                 null;
 314
 315 function X_Node_CSS_objToIEFilterText( that, opt_css ){
 316         var obj     = opt_css || that[ '_css' ],
 317                 test    = X_Node_CSS_FILTER_FIX_PROPS,
 318                 filters = [],
 319                 n       = -1,
 320                 p, id, v, num, ary, params, i, l, dir,
 321                 afterUpdate, impossible;
 322         for( p in obj ){
 323                 if( X_EMPTY_OBJECT[ p ] ) continue;
 324
 325                 if( !( id = test[ p ] ) ) continue;
 326                 v = obj[ p ];
 327
 328                 switch( id ){
 329                         case 1 : //'filter' :
 330                                 filters[ ++n ] = v;
 331                                 break;
 332                         case 2 : //'opacity' :
 333                                 filters[ ++n ] = 'alpha(opacity=' + ( v * 100 | 0 ) +')';
 334                                 break;
 335                         case 3 : //'boxShadow' :
 336                                 // TODO カンマ区切りの複数指定
 337                                 // box-shadow: 10px 10px 10px 10px rgba(0,0,0,0.4) inset;
 338                                 // スペース区切りで、水平方向の距離 垂直方向の距離 ぼかし距離 広がり距離 影の色 insetキーワードを指定する。 ぼかし距離 広がり距離 影の色 insetキーワードは省略可
 339                                 // https://developer.mozilla.org/ja/docs/Web/CSS/box-shadow
 340                                 // <length> に絶対値は不可? <color> 省略した場合は、文字の色が使われる（webkit以外）
 341                                 // shadow(color=#cccccc, strength=10, direction=135);
 342                                 ary = v.split( ' ' );
 343                                 params = [ 0, 0, 0, 0 ]; // offset-x, offset-y, blur-radius, spread-radius
 344                                 for( i = 0, l = ary.length; i < l; ++i ){
 345                                         v = ary[ i ];
 346                                         num = i < 4 && parsetFloat( v );
 347
 348                                         if( num === num ){
 349                                                 vu = X_Node_CSS__splitValueAndUnit( v );
 350                                                 v  = vu[ 0 ];
 351                                                 u  = vu[ 1 ];
 352                                                 if( v ){
 353                                                         if( _v = X_Node_CSS__UNIT_RATIO[ u ] ){
 354                                                                 params[ i ] = v / _v;
 355                                                         } else {
 356                                                                 switch( u ){
 357                                                                         case 'px' :
 358                                                                                 params[ i ] = v;
 359                                                                                 break;
 360                                                                         case 'em' :
 361                                                                                 if( X_Node_updateTimerID ){
 362                                                                                         afterUpdate = true;
 363                                                                                 } else {
 364                                                                                         params[ i ] = X_Node_CSS_getCharSize( that ) * v;
 365                                                                                 };
 366                                                                         default :
 367                                                                                 params[ i ] = 0;
 368                                                                                 break;
 369                                                                 };
 370                                                         };
 371                                                 } else {
 372                                                         params[ i ] = 0;
 373                                                 };
 374                                         } else
 375                                         if( v.charAt( 0 ) === '#' || v.indexOf( 'rgb' ) === 0 || X_Node_CSS_COLOR[ v.toUpperCase() ] ){
 376                                                 v = X_Node_CSS_parseColor( v );
 377                                                 if( 0 <= v && v < 0x100000 ){
 378                                                         color = '00000' + v.toString( 16 );
 379                                                         color = '#' + color.substr( color.length - 6 );
 380                                                 } else
 381                                                 if( v ){
 382                                                         color = '#' + v.toString( 16 );
 383                                                 };
 384                                         } else
 385                                         if( v === 'inset' ){
 386                                                 impossible = true;
 387                                         } else {
 388                                                 // unknown
 389                                         };
 390                                 };
 391                                 if( impossible || !color ){
 392                                         break;
 393                                 };
 394                                 if( afterUpdate ){
 395                                         // AFTER_UPDATE 時に 再計算
 396                                         X_ViewPort[ 'listenOnce' ]( X_EVENT_AFTER_UPDATE, that, X_Node_CSS_onAfterUpdateForIEFilterFix );
 397                                         break;
 398                                 };
 399                                 dir = Math.atan2( params[ 1 ] + params[ 3 ], params[ 0 ] + params[ 3 ] ) * 180 / Math.PI + 90;
 400                                 dir += dir < 0 ? 360 : 0;
 401                                 filters[ ++n ] = 'shadow(color=' + color + ',strength=' + params[ 3 ] + ',direction=' + ( dir | 0 ) + ')';
 402                                 break;
 403                         case 4 : //'textShadow' :
 404                                 //text-shadow: 5px 5px 2px blue; 水平方向の距離 垂直方向の距離 影のぼかし半径 影の色 none
 405                                 //glow(Color=yellow,Strength=10);
 406                                 //どうやらCSSのbackgroundプロパティと同時に使えないようです。 s
 407                                 break;
 408                         case 6 : //'backgroundImage' :
 409                                 //
 410
 411                         case 5 : // transform scale, matrix
 412
 413                 };
 414         };
 415         return filters.join( ' ' );
 416 };
 417
 418 function X_Node_CSS_onAfterUpdateForIEFilterFix(){
 419         if( this[ '_flags' ] & X_Node_State.IN_TREE ){ // 要素があり、要素がツリーに属している
 420                 this[ '_flags' ] |= X_Node_State.DIRTY_IE_FILTER;
 421                 X_Node_reserveUpdate();
 422         };
 423 };
 424
 425
 426         /*
 427          * http://css-eblog.com/ie-css-problems/rgba-pe.html
 428          * ie67 では rgb() は background-color で反応しない、、、
 429          */
 430
 431 var
 432 X_Node_CSS_UNIT = {
 433                 'px'   : 0,
 434                 'em'   : 1,
 435                 // ex, rem, vh, vw, vmin, vmax
 436                 'cm'   : 2,
 437                 'mm'   : 3,
 438                 'in'   : 4,
 439                 // pt, pc, mozmm
 440                 '%'    : 5,
 441                 'pct'  : 5,
 442                 'ms'   : 6,
 443                 's'    : 7,
 444                 '#'    : 8,
 445                 'rgb'  : 9,
 446                 'rgba' : 10
 447 };
 448
 449 /*
 450  * .2, -.1 といったケースに対処
 451  *
 452  */
 453 function X_Node_CSS__splitValueAndUnit( v ){
 454         var num, _num, u;
 455         if( X_Type_isNumber( v ) ) return [ v || 0, '' ];
 456         num = parseFloat( v );
 457         if( num !== num ) return [ 0, '' ];
 458         _num = '' + num;
 459         if(  0 < num && num < 1 && v.charAt( 0 ) === '.' ) _num = _num.slice( 1 );
 460         if( -1 < num && num < 0 && v.charAt( 1 ) === '.' ) _num = '-.' + _num.substr( 2 );
 461         u = v.substr( v.indexOf( _num ) + _num.length );
 462         return [ num, X_Node_CSS_UNIT[ u ] ? u : 'px' ];
 463 };
 464                 /*
 465                 (function( obj ){
 466                         var test    = X_Node_CSS_SPECIAL_FIX_PROP,
 467                                 ret = [], p, id, v, bgpX, bgpY, clipT, clipB, clipL, clipR;
 468                         for( p in obj ){
 469                                 if( !( id = test[ p ] ) ) continue;
 470                                 v = obj[ p ];
 471                                 switch( id ){
 472                                         case 1 : //'backgroundPositionX' :
 473                                                 bgpX = v;
 474                                                 break;
 475                                         case 2 : //'backgroundPositionY' :
 476                                                 bgpY = v;
 477                                                 break;
 478                                         case 3 : //'clipTop' :
 479                                                 clipT = v;
 480                                                 break;
 481                                         case 4 : //'clipBottom' :
 482                                                 clipB = v;
 483                                                 break;
 484                                         case 5 : //'clipLeft' :
 485                                                 clipL = v;
 486                                                 break;
 487                                         case 6 : //'clipRight' :
 488                                                 clipR = v;
 489                                                 break;
 490                                 };
 491                         };
 492                         if( bgpX || bgpY ) ret[ ret.length ] = 'background-position:';
 493                         if( clipT || clipB || clipL || clipR ){
 494                                 ret[ ret.length ] = 'clip:rect(';
 495                         };
 496                         return ret.join( ';' );
 497                 }); */
 498
 499
 500
 501
 502 // export
 503 // name getter
 504 // unitID, name 単位指定のプロパティ取得 geter
 505 // obj setter
 506 // name, value setter
 507
 508 Node.prototype[ 'css' ] = function( nameOrObj /* orUnitID, valuOrUnitOrName */ ){
 509         var args = arguments,
 510                 css  = this[ '_css' ],
 511                 p, name, v, plain, camelize, flags;
 512
 513         if( !this[ '_tag' ] || X_Dom_DTD_MOVE_TO_HEAD[ this[ '_tag' ] ] || this[ '_tag' ] === 'SCRIPT' ) return this;
 514 // setter:object
 515         if( X_Type_isObject( nameOrObj ) ){
 516                 if( !css ) css = this[ '_css' ] = {};
 517                 plain    = X_EMPTY_OBJECT;
 518                 camelize = X_Node_CSS_camelize;
 519                 flags    = this[ '_flags' ];
 520                 for( p in nameOrObj ){
 521                         if( plain[ p ] ) continue;
 522                         name = camelize( p );
 523                         v    = nameOrObj[ p ];
 524                         if( css[ name ] === v ) continue;
 525                         flags = X_Node_CSS_setStyle( css, flags, name, v );
 526                 };
 527                 this[ '_flags' ] |= X_Node_State.DIRTY_CSS | X_Node_State.OLD_CSSTEXT;
 528                 this[ '_flags' ] & X_Node_State.IN_TREE && X_Node_reserveUpdate();
 529                 delete this[ '_cssText' ];
 530                 return this;
 531         } else
 532         if( 1 < args.length ){
 533 // setter name, value
 534                 if( !css ) css = this[ '_css' ] = {};
 535                 name = X_Node_CSS_camelize( nameOrObj );
 536                 v    = args[ 1 ];
 537                 if( css[ name ] === v ) return this;
 538                 this[ '_flags' ] = X_Node_CSS_setStyle( css, this[ '_flags' ], name, v ) | X_Node_State.DIRTY_CSS | X_Node_State.OLD_CSSTEXT;
 539                 this[ '_flags' ] & X_Node_State.IN_TREE && X_Node_reserveUpdate();
 540                 delete this[ '_cssText' ];
 541                 return this;
 542         };
 543 // getter
 544         if( !css ) return;
 545         // 集計 border, padding, margin, backgroundPosition, clip
 546         // TODO border で正確なデータを返せない時は、null を返す
 547         return css[ X_Node_CSS_camelize( nameOrObj ) ];
 548 };
 549
 550 function X_Node_CSS_setStyle( css, flags, name, newValue ){
 551
 552         if( X_Node_CSS_FILTER_FIX_PROPS && X_Node_CSS_FILTER_FIX_PROPS[ name ] ){
 553                 flags |= X_Node_State.DIRTY_IE_FILTER;
 554         };
 555         if( !newValue && newValue !== 0 ){
 556                 delete css[ name ];
 557         } else {
 558                 css[ name ] = newValue;
 559         };
 560
 561         switch( name ){
 562                 case 'display' :
 563                         newValue === 'none' ? ( flags |= X_Node_State.STYLE_IS_DISPLAY_NONE ) : ( flags &= ~X_Node_State.STYLE_IS_DISPLAY_NONE );
 564                         return flags;
 565
 566                 case 'visibility' :
 567                         // すでに opacity:0 で invisible
 568                         if( flags & X_Node_State.STYLE_IS_INVISIBLE && css[ 'opacity' ] == 0 ) return flags;
 569                         newValue === 'hidden' ? ( flags |= X_Node_State.STYLE_IS_INVISIBLE ) : ( flags &= ~X_Node_State.STYLE_IS_INVISIBLE );
 570                         return flags;
 571
 572                 case 'opacity' :
 573                         // すでに visibility:hidden で invisible
 574                         if( flags & X_Node_State.STYLE_IS_INVISIBLE && css[ 'visibility' ] === 'hidden' ) return flags;
 575                         newValue == 0 ? // 0 or "0"
 576                                 ( flags |= X_Node_State.STYLE_IS_INVISIBLE ) : ( flags &= ~X_Node_State.STYLE_IS_INVISIBLE );
 577                         return flags;
 578
 579                 case 'overflow' :
 580                         newValue === 'hidden' ? ( flags |= X_Node_State.STYLE_IS_NO_OVERFLOW ) : ( flags &= ~X_Node_State.STYLE_IS_NO_OVERFLOW );
 581                         return flags;
 582
 583                 case 'position' :
 584                         newValue === 'absolute' ? ( flags |= X_Node_State.STYLE_IS_POS_ABSOLUTE ) : ( flags &= ~X_Node_State.STYLE_IS_POS_ABSOLUTE );
 585                         return flags;
 586
 587                 case 'width'    :
 588                         newValue = X_Node_CSS__splitValueAndUnit( newValue );
 589                         if( newValue[ 1 ] !== '%' ){
 590                                 flags |= X_Node_State.STYLE_IS_WIDTH_LENGTH;
 591                                 flags &= ~X_Node_State.STYLE_IS_WIDTH_PCT;
 592                         } else {
 593                                 flags &= ~X_Node_State.STYLE_IS_WIDTH_LENGTH;
 594                                 flags |= X_Node_State.STYLE_IS_WIDTH_PCT;
 595                         };
 596                         return flags;
 597
 598                 case 'height'   :
 599                         newValue = X_Node_CSS__splitValueAndUnit( newValue );
 600                         if( newValue[ 1 ] !== '%' ){
 601                                 flags |= X_Node_State.STYLE_IS_HEIGHT_LENGTH;
 602                                 flags &= ~X_Node_State.STYLE_IS_HEIGHT_PCT;
 603                         } else {
 604                                 flags &= ~X_Node_State.STYLE_IS_HEIGHT_LENGTH;
 605                                 flags |= X_Node_State.STYLE_IS_HEIGHT_PCT;
 606                         };
 607                         return flags;
 608
 609                 case 'fontSize' :
 610
 611         };
 612         return flags;
 613 };
 614
 615 Node.prototype[ 'cssText' ] = function( v ){
 616         var obj, i, l, attr, name;
 617
 618         if( v === this[ '_cssText' ] && ( this[ '_flags' ] & X_Node_State.OLD_CSSTEXT ) === 0 ){
 619                 return this;
 620         };
 621
 622         if( v === '' ){
 623                 delete this[ '_css' ];
 624                 delete this[ '_cssText' ];
 625                 this[ '_flags' ] |= X_Node_State.DIRTY_CSS | X_Node_State.DIRTY_IE_FILTER;
 626                 this[ '_flags' ] &= ~X_Node_State.OLD_CSSTEXT;
 627                 this[ '_flags' ] & X_Node_State.IN_TREE && X_Node_reserveUpdate();
 628                 return this;
 629         } else
 630         if( X_Type_isString( v ) ){
 631                 delete this[ '_css' ];
 632                 obj = {};
 633                 v   = v.split( ';' ); // TODO content ";" などにも対応 <- 不要 :before :after 疑似要素には触らない
 634                 for( i = 0, l = v.length; i < l; ++i ){
 635                         attr = v[ i ].split( ':' );
 636                         ( name = attr[ 0 ] ) && ( obj[ name ] = attr[ 1 ] || true );
 637                 };
 638                 return this[ 'css' ]( obj );
 639         };
 640         // getter
 641         this[ '_flags' ] & X_Node_State.OLD_CSSTEXT && X_Node_CSS_objToCssText( this );
 642         return this[ '_cssText' ];
 643 };
 644
 645 /*
 646  * ここでは HTMLElement のチ1ェックは行わない！
 647  * TODO
 648  * body に css attr がセットされた場合には X_ViewPort_baseFontSize をクリア
 649  * class, id, attr(<font size><basefont>) の変更があった場合は、変更の適用の後、charSize を取得
 650  * css の場合は、計算で求めることが可能、content は影響しない
 651  * :hover, #target, が絡む場合、正しく扱えない
 652  */
 653 var
 654 X_Node_CSS_getCharSize =
 655         X_Node_CSS_getComputedStyle ?
 656                 (function( that ){
 657                         X_Node_updateTimerID && X_Node_startUpdate();
 658                         if( that === X_Node_body && X_ViewPort_baseFontSize ) return X_ViewPort_baseFontSize;
 659                         if( that[ '_fontSize' ] ) return that[ '_fontSize' ];
 660                         return that[ '_fontSize' ] = parseFloat( X_Node_CSS_getComputedStyle( that[ '_rawObject' ], null ).fontSize );
 661                 }) :
 662
 663         5 <= X_UA[ 'IE' ] ?
 664                 (function( that ){
 665                         var font, vu, v, u, _v;
 666                         X_Node_updateTimerID && X_Node_startUpdate();
 667                         if( that === X_Node_body && X_ViewPort_baseFontSize ) return X_ViewPort_baseFontSize;
 668                         if( that[ '_fontSize' ] ) return that[ '_fontSize' ];
 669
 670                         font = that[ '_rawObject' ].currentStyle.fontSize;
 671                         //font = that[ '_css' ] && that[ '_css' ].fontSize || '1em';
 672                         vu   = X_Node_CSS__splitValueAndUnit( font );
 673                         v    = vu[ 0 ];
 674                         u    = vu[ 1 ];
 675
 676                         if( v === 0 ){
 677                                 if( v = X_Node_CSS__FONT_SIZE_RATIO[ font ] ) return that[ '_fontSize' ] = v;
 678                         } else {
 679                                 if( _v = X_Node_CSS__UNIT_RATIO[ u ] ) return that[ '_fontSize' ] = v / _v;
 680                         };
 681                         switch( u ){
 682                                 case 'px' :
 683                                         return that[ '_fontSize' ] = v;
 684                                 case 'em' :
 685                                 // body まで辿ってしまった場合は？
 686                                         if( that.parent ) return that[ '_fontSize' ] = X_Node_CSS_getCharSize( that.parent ) * v;
 687                                         break;
 688                                 case '%' :
 689                                 // body まで辿ってしまった場合は？
 690                                         if( that.parent ) return that[ '_fontSize' ] = X_Node_CSS_getCharSize( that.parent ) * v / 100;
 691                         };
 692                         return 0;
 693                 }) :
 694         X_UA_DOM.W3C ?
 695                 (function( that ){
 696                         var elm, v;
 697                         X_Node_updateTimerID && X_Node_startUpdate();
 698                         if( that === X_Node_body && X_ViewPort_baseFontSize ) return X_ViewPort_baseFontSize;
 699                         if( that[ '_fontSize' ] ) return that[ '_fontSize' ];
 700
 701                         that[ '_rawObject' ].appendChild( elm = document.createElement( 'span' ) );
 702                         elm.style.cssText = 'display:block;position:absolute;top:0;left:0;visivility:hidden;line-height:1;height:1em;';
 703                         elm.innerHTML = 'X';
 704                         v = elm.offsetHeight;
 705                         that[ '_rawObject' ].removeChild( elm );
 706                         return that[ '_fontSize' ] = v;
 707                 }) :
 708         X_UA_DOM.IE4 ?
 709                 (function( that ){
 710                         var font, vu, v, u, _v;
 711                         X_Node_updateTimerID && X_Node_startUpdate();
 712                         if( that === X_Node_body && X_ViewPort_baseFontSize ) return X_ViewPort_baseFontSize;
 713                         if( that[ '_fontSize' ] ) return that[ '_fontSize' ];
 714
 715                         if( that[ '_css' ] && ( font = that[ '_css' ].fontSize ) ){
 716                                 vu = X_Node_CSS__splitValueAndUnit( font );
 717                                 v  = vu[ 0 ];
 718                                 u  = vu[ 1 ];
 719
 720                                 if( v === 0 ){
 721                                         if( _v = X_Node_CSS__FONT_SIZE_RATIO[ font ] ) return that[ '_fontSize' ] = _v;
 722                                 } else {
 723                                         if( _v = X_Node_CSS__UNIT_RATIO[ u ] ) return that[ '_fontSize' ] = v / _v;
 724                                 };
 725                         } else {
 726                                 // 要素を生成して測定!
 727                                 ( that[ '_rawObject' ] || X_Node__ie4getRawNode( that ) ).insertAdjacentHTML( 'BeforeEnd', '<div id="ie4charsize" style="position:absolute;top:0;left:0;visivility:hidden;line-height:1;height:1em;">X</div>' );
 728                                 elm = document.all[ 'ie4charsize' ];
 729                                 v = elm.offsetHeight;
 730                                 elm.removeAttribute( 'id' ); // ?
 731                                 elm.outerHTML = '';
 732                                 return that[ '_fontSize' ] = v;
 733                         };
 734
 735                         switch( u ){
 736                                 case 'px' :
 737                                         return that[ '_fontSize' ] = v;
 738                                 case 'em' :
 739                                 // body まで辿ってしまった場合は？
 740                                         if( that.parent ) return that[ '_fontSize' ] = X_Node_CSS_getCharSize( that.parent ) * v;
 741                                         break;
 742                                 case '%' :
 743                                 // body まで辿ってしまった場合は？
 744                                         if( that.parent ) return that[ '_fontSize' ] = X_Node_CSS_getCharSize( that.parent ) * v / 100;
 745                         };
 746                         return 0;
 747                 }) :
 748                 0;
 749
 750 var X_Node_CSS_Support = {},
 751
 752         X_Node_CSS_SPECIAL_FIX_PROP = {
 753
 754                 'transitionDuration' : X_UA[ 'Android' ] && !X_UA[ 'Chrome' ] && function( v ){ // bad Android
 755                                 return parseFloat( v ) === 0 ? '0.001s' : v;
 756                         }
 757
 758                 //webkit boxShadow <color> が省略された場合。transparent になるのを color に
 759                 //webkit boxShadow が border-radius をはみ出す, background-image に グラデーションのないグラデーション指定
 760                 // http://melty.koume.in/android-bug-boxshadow-radius/
 761
 762         };
 763
 764 /**
 765  * @namespace X.CSS
 766  */
 767 X[ 'CSS' ] = {
 768
 769         'VENDER_PREFIX' : X_Node_CSS_VENDER_PREFIX,
 770         // iscroll で使用
 771         'uncamelize'    : X_Node_CSS_uncamelize,
 772
 773         'Support'       : X_Node_CSS_Support
 774 };
 775
 776 /*
 777  *                              backgroundPositionX : testStyle.backgroundPositionX === undefined ? 3 : 0,
 778                                 backgroundPosiitonY : testStyle.backgroundPositionX === undefined ? 3 : 0,
 779                                 clipTop             : testStyle.clipTop === undefined && testStyle[ 'clip-top' ] === undefined ? 3 : 0,
 780                                 clipBottom          : testStyle.clipTop === undefined && testStyle[ 'clip-top' ] === undefined ? 4 : 0,
 781                                 clipLeft            : testStyle.clipTop === undefined && testStyle[ 'clip-top' ] === undefined ? 5 : 0,
 782                                 clipRight           : testStyle.clipTop === undefined && testStyle[ 'clip-top' ] === undefined ? 6 : 0
 783  */
 784
 785 (function(){
 786         var testStyle = X_UA[ 'IE4' ] ? {} : ( /*document.documentElement ||*/ document.createElement( 'div' ) ).style,
 787                 temp      = testStyle.cssText,
 788                 vendors   = 'webkit,Webkit,Moz,moz,Ms,ms,O,o,khtml,Khtml'.split( ',' ),
 789                 searches  = (
 790                         'opacity,boxSizing,boxShadow,' +
 791                         'transform,transformOrigin,perspective,' +
 792                         'transisiton,transitionDelay,transitionProperty,transitionDuration,transitionTimingFunction,backfaceVisibility,willChange,filter,' +
 793                         'userSelect,touchSelect,touchAction,touchCallout,contentZooming,userDrag,tapHighlightColor' ).split( ',' ),
 794                 vendor, i, search, prop, j, v;
 795
 796         for( i = searches.length; i; ){
 797                 search = prop = searches[ --i ];
 798
 799                 if( testStyle[ prop ] === undefined ){
 800                         prop = prop.charAt( 0 ).toUpperCase() + prop.substr( 1 );
 801                         for( j = vendors.length; j; ){
 802                                 v = vendors[ --j ];
 803                                 if( testStyle[ v + prop ] !== undefined ){
 804                                         if( v === 'ms' ) v = 'Ms';// for ie9
 805                                         if( v === 'o' ) v = 'O';//for opera12
 806                                         X_Node_CSS_VENDER_PREFIX[ search ] = v + prop;
 807                                         break;
 808                                 };
 809                         };
 810                 } else {
 811                         X_Node_CSS_VENDER_PREFIX[ search ] = prop;
 812                 };
 813         };
 814
 815         testStyle.cssText = 'background:rgba(0,0,0,0.5);border-color:transparent';
 816         X_Node_CSS_Support[ 'rgba' ] = !!testStyle[ 'background' ];
 817         X_Node_CSS_Support[ 'transparent' ] = !!testStyle[ 'borderColor' ];
 818         // TODO border による三角形の可否
 819         // 2:完全、 1:透過に非対応(IE7-) 0:borderの描画が非標準で三角形が作れない
 820
 821                 /*
 822                  * chrome 1+, ff3.5(1.9.1), ie9+, opera10.5+, Safari3+(522)
 823                  */
 824         if( prop = X_Node_CSS_VENDER_PREFIX[ 'boxShadow' ] ){
 825
 826                 testStyle.cssText = X_Node_CSS_uncamelize( prop ) + ':0 0';
 827                 X_Node_CSS_Support[ 'boxShadow' ] = !!testStyle[ prop ];
 828
 829                 /*
 830                  * chrome 4+, ff3.5(1.9.1), ie9+, opera10.5+, Safari5+(533)
 831                  */
 832                 testStyle.cssText = X_Node_CSS_uncamelize( prop ) + ':0 0, 0 0';
 833                 X_Node_CSS_Support[ 'boxShadowMulti' ] = !!testStyle[ prop ];
 834
 835                 /*
 836                  * https://developer.mozilla.org/ja/docs/Web/CSS/box-shadow
 837                  * この値を用いる場合には、spread-radius を省略出来ません。box-shadow が効かないケースに遭遇した時はこの事を思い出して下さい。
 838                  * chrome 4+, ff3.5(1.9.1), ie9+, opera10.5+, Safari5+(533)
 839                  *
 840                  * http://unformedbuilding.com/articles/considerations-when-using-the-box-shadow/
 841                  *  box-shadow:inset と border-radius を指定しているときの Google Chrome の表示
 842                  *  このバグは Windows と Linux で発生するようです。
 843                  *  Windows 版 Chrome 10.0.648.127 で修正されているのを確認しました。
 844                  */
 845                 testStyle.cssText = X_Node_CSS_uncamelize( prop ) + ':0 0 inset';
 846                 X_Node_CSS_Support[ 'boxShadowInset' ] = testStyle[ prop ] && testStyle[ prop ].indexOf( 'inset' ) !== -1;
 847
 848         };
 849
 850
 851         testStyle.cssText = temp;
 852
 853 })();
 854
 855 X_ViewPort[ 'listenOnce' ]( X_EVENT_INIT, function(){
 856         var xnode  = X_Node_systemNode,
 857                 output = X_Node_CSS__UNIT_RATIO,
 858                 list   = 'cm,mm,in,pt,pc'.split( ',' ),
 859                 unit, size, base, i;
 860
 861         for( i = list.length; i; ){
 862                 unit = list[ --i ];
 863                 output[ unit ] = xnode[ 'css' ]( 'width', 10 + unit )[ 'width' ]() / 10;
 864         };
 865
 866         output = X_Node_CSS__FONT_SIZE_RATIO,
 867         list   = 'xx-large,x-large,large,larger,medium,small,smaller,x-small,xx-small'.split( ',' );
 868         xnode[ 'css' ]( { lineHeight : '100%', height : '1em' } )[ 'text' ]( 'X' );
 869
 870         for( i = list.length; i; ){
 871                 size = list[ --i ];
 872                 output[ size ] = xnode[ 'css' ]( 'fontSize', size )[ 'height' ]();// / base;
 873         };
 874
 875         xnode[ 'cssText' ]( '' )[ 'empty' ]();
 876 });
 877